0.13.0 0.12.24

astral-sh/uvOct 9, 2026 → Oct 8, 20260 days between releases

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Analyzing what changed between 0.13.0 and 0.12.24. This page updates automatically — usually within a minute.

The Two Releases

0.13.0

0.13.0

Oct 9, 2026· 12 days ago

uv 0.13.0 makes Python 3.15 the default stable version and introduces several breaking changes to enhance correctness, performance, and compatibility. The release updates the cache format for better performance and includes optimizations for HTTP caching. Most users should be able to upgrade without configuration changes, though some cached entries may require rebuilding.

Full release notes
0.12.24

0.12.24

Oct 8, 2026· 13 days ago

This release focuses on significant performance improvements, including a reduced binary size and faster command execution via interpreter caching. It introduces support for custom installation mirrors for GraalPy and Pyodide, enhances error reporting, and refines configuration handling.

Full release notes